Which statement is true if the refractive index of medium A is greater than that of medium B? A.
Total internal reflection is possible when light travels from air to medium B to medium A.
B.
Total internal reflection is possible when light travels from medium A to medium B.
C.
Total internal reflection is possible when light travels from medium B to medium A.
D.
Total internal reflection is possible when light travels from air to medium A.
E.
Total internal reflection is possible when light travels from air to medium B.

Ascientist is tracking an object orbiting the sun that is found between mars and jupiter. in order to classify the object as an asteroid, it must be at least

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?